| Artist | Günther Förg |
| Object | lead object |
| Technique | minium, leadfoil, on wood on metal |
| Dimension | 300 × 300 cm |
| Title | Untitled |
| Date | 1990 |
This is an example for a large- scale contemporary piece, which creates specific problems. Its dimensions (3 x 3 meters, weight: 600 Kg) made the handling quite difficult.
Before treatment.
After restoration.